culverin
/ˈkʌlvərɪn/noun
1
- a 16th- or 17th- century cannon with a relatively long barrel for its bore, typically about 10 to 13 feet long（16或17世纪的、炮管长度常为约10至13英尺的）长炮, 重炮。
2
- a kind of handgun of the 15th and 16th centuries（15和16世纪的）手枪。
词源
late 15th cent. (in sense 2)： from Old French coulevrine, from couleuvre 'snake', based on Latin colubra.